package operato.AdminOp;import Books.Book;import Books.BookList;import operato.IOperator;public class ShowOperator implements IOperator {    @Override    public void work(BookList booklist) {        int bookSize = booklist.getBookSize();        for(int i = 0 ; i < bookSize;i++)        {            Book book = booklist.getBook(i);            System.out.println(book);        }    }}